diff --git a/editors/demo/src/Editors.js b/editors/demo/src/Editors.js
index d19991a2ed8613a7f85ed0fed95a7dc6ef294736..abd0628fb70695fdd171c22a2956784070ef3345 100644
--- a/editors/demo/src/Editors.js
+++ b/editors/demo/src/Editors.js
@@ -70,7 +70,7 @@ const Editors = () => {
       case 'ncbi':
         return <NCBI />;
       default:
-        return <HHMI />;
+        return <Editoria />;
     }
   };
 
diff --git a/wax-prosemirror-services/src/MultipleChoiceQuestionService/TrueFalseSingleCorrectQuestionService/schema/trueFalseSingleCorrectNode.js b/wax-prosemirror-services/src/MultipleChoiceQuestionService/TrueFalseSingleCorrectQuestionService/schema/trueFalseSingleCorrectNode.js
index b0720142709739573eb649ef169613ee0f3d6d90..6182b81c7693eda0a4f40928ec3ca5cb545e27e6 100644
--- a/wax-prosemirror-services/src/MultipleChoiceQuestionService/TrueFalseSingleCorrectQuestionService/schema/trueFalseSingleCorrectNode.js
+++ b/wax-prosemirror-services/src/MultipleChoiceQuestionService/TrueFalseSingleCorrectQuestionService/schema/trueFalseSingleCorrectNode.js
@@ -13,7 +13,7 @@ const trueFalseSingleCorrectNode = {
 
   parseDOM: [
     {
-      tag: 'true-false-single-correct-option',
+      tag: 'div.true-false-single-correct-option',
       getAttrs(dom) {
         return {
           id: dom.getAttribute('id'),
diff --git a/wax-prosemirror-services/src/MultipleChoiceQuestionService/components/FeedbackComponent.js b/wax-prosemirror-services/src/MultipleChoiceQuestionService/components/FeedbackComponent.js
index ce6248364514b317fce896059b5f98aac8a67c17..bc3a009d2643fd1dafc018bf1a1a2a7e984c90a9 100644
--- a/wax-prosemirror-services/src/MultipleChoiceQuestionService/components/FeedbackComponent.js
+++ b/wax-prosemirror-services/src/MultipleChoiceQuestionService/components/FeedbackComponent.js
@@ -24,7 +24,7 @@ const FeedBackInput = styled.input`
 
 export default ({ node, view, getPos }) => {
   const context = useContext(WaxContext);
-  const [feedBack, setFeedBack] = useState('');
+  const [feedBack, setFeedBack] = useState(' ');
   const [isFirstRun, setFirstRun] = useState(true);
   const [typing, setTyping] = useState(false);
   const feedBackRef = useRef(null);